Last Frost Day

Frost history / Morgantown L&D, WV

Morgantown L&D, WV: frost dates by year

Last spring and first fall frost at NOAA station USC00466212, 1951 to 2025, measured from daily minimum temperatures.

Elevation 825 ft, 39.620, -79.970. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 29Oct 19
EarliestApr 3 (1991)Sep 28 (1957)
LatestJun 11 (1972)Nov 21 (1985)
Trend1.3 days earlier per decade2.4 days later per decade
Years with data6766

At 28°F (hard freeze) the median last spring date is Apr 14 and the median first fall date is Nov 2.

The trend is a straight-line fit through the years with a freeze. A positive spring trend means the last frost now comes later. Short or patchy records give noisy trends.

Chart

Last spring frost (32°F)

Mar 16Mar 31Apr 15Apr 30May 15May 30Jun 14Jun 2919601970198019902000201020201951: Apr 241952: May 31953: Apr 221954: May 51955: Apr 91956: Apr 251957: May 41958: Apr 301959: Apr 241960: May 21961: May 51962: Apr 241963: May 231964: Apr 161965: Apr 171966: May 111967: May 171968: May 71969: Apr 251970: May 71971: May 231972: Jun 111973: May 161974: May 81975: Apr 271976: May 91977: Apr 291978: May 31979: May 21980: May 101981: May 81982: Apr 301983: May 111984: May 171985: Apr 101986: May 41987: Apr 101988: Apr 201989: Apr 241990: Apr 191991: Apr 31992: Apr 291993: Apr 271994: Apr 231995: Apr 151996: May 141997: Apr 201998: Apr 121999: Apr 272000: Apr 272001: Apr 192002: May 222003: Jun 22006: Apr 112007: Apr 112008: Apr 172009: Apr 132010: May 102011: Apr 72018: May 22019: Apr 102020: May 112021: May 12022: Apr 302023: Apr 252024: Apr 232025: Apr 18

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 11Nov 2619601970198019902000201020201951: Oct 291952: Oct 81953: Oct 81954: Oct 201955: Oct 251956: Oct 111957: Sep 281958: Oct 21959: Oct 191960: Oct 211961: Oct 281962: Oct 241963: Oct 141964: Oct 61965: Oct 51966: Oct 61967: Oct 201968: Oct 301969: Oct 181970: Oct 171971: Oct 81972: Oct 11973: Oct 181974: Oct 21975: Oct 31976: Oct 121977: Oct 181978: Oct 91979: Oct 111980: Oct 61981: Oct 41982: Oct 171983: Oct 281984: Oct 31985: Nov 211986: Oct 191987: Oct 141988: Oct 131989: Oct 231990: Oct 201991: Oct 171992: Oct 181993: Oct 111994: Oct 281995: Oct 261996: Nov 21997: Oct 211999: Nov 42000: Oct 82001: Oct 82002: Oct 302003: Oct 32005: Nov 112006: Oct 152007: Oct 292008: Oct 192009: Oct 192010: Oct 302018: Oct 222019: Nov 22020: Nov 12021: Nov 32022: Oct 202023: Nov 12024: Nov 132025: Oct 27

Dots are single years. The gray line is the median, the green line the fitted trend.

Year by year

YearLast spring 32°FFirst fall 32°FLast spring 28°FFirst fall 28°F
2025Apr 18Oct 27Apr 10Nov 11
2024Apr 23Nov 13Mar 25Nov 30
2023Apr 25Nov 1Mar 22Nov 2
2022Apr 30Oct 20Apr 5Nov 15
2021May 1Nov 3Apr 4Nov 4
2020May 11Nov 1May 9Nov 19
2019Apr 10Nov 2Apr 3Nov 2
2018May 2Oct 22Apr 19Nov 11
2011Apr 7no dataMar 30no data
2010May 10Oct 30Mar 28Nov 2
2009Apr 13Oct 19Apr 13Dec 6
2008Apr 17Oct 19Mar 30Oct 30
2007Apr 11Oct 29Apr 11Nov 8
2006Apr 11Oct 15Mar 30Oct 15
2005no dataNov 11no dataNov 18
2003Jun 2Oct 3Jun 2Nov 9
2002May 22Oct 30Apr 7Oct 30
2001Apr 19Oct 8Apr 19Oct 29
2000Apr 27Oct 8Apr 13Nov 6
1999Apr 27Nov 4Mar 30Nov 4
1998Apr 12no dataMar 25no data
1997Apr 20Oct 21Apr 19Oct 23
1996May 14Nov 2Apr 11Nov 3
1995Apr 15Oct 26Apr 15Nov 5
1994Apr 23Oct 28Apr 8Nov 12
1993Apr 27Oct 11Apr 4Nov 2
1992Apr 29Oct 18Apr 6Oct 20
1991Apr 3Oct 17Apr 3Nov 4
1990Apr 19Oct 20Apr 18Oct 27
1989Apr 24Oct 23Apr 14Nov 4
1988Apr 20Oct 13Apr 20Oct 13
1987Apr 10Oct 14Apr 1Oct 26
1986May 4Oct 19Apr 25Nov 13
1985Apr 10Nov 21Apr 10Dec 2
1984May 17Oct 3May 17Nov 3
1983May 11Oct 28May 10Oct 30
1982Apr 30Oct 17Apr 29Oct 23
1981May 8Oct 4May 3Oct 14
1980May 10Oct 6May 10Oct 6
1979May 2Oct 11Apr 20Oct 15
1978May 3Oct 9May 1Nov 9
1977Apr 29Oct 18Apr 10Nov 12
1976May 9Oct 12May 5Oct 18
1975Apr 27Oct 3Apr 14Oct 31
1974May 8Oct 2May 8Oct 3
1973May 16Oct 18May 16Nov 2
1972Jun 11Oct 1May 11Oct 10
1971May 23Oct 8May 4Nov 5
1970May 7Oct 17May 7Nov 16
1969Apr 25Oct 18Apr 1Oct 18
1968May 7Oct 30May 5Oct 31
1967May 17Oct 20Apr 29Oct 29
1966May 11Oct 6May 11Oct 30
1965Apr 17Oct 5Apr 17Oct 29
1964Apr 16Oct 6Apr 16Oct 11
1963May 23Oct 14May 2Oct 31
1962Apr 24Oct 24Apr 21Oct 25
1961May 5Oct 28Apr 3Nov 9
1960May 2Oct 21Apr 19Oct 26
1959Apr 24Oct 19Mar 29Oct 29
1958Apr 30Oct 2Apr 12Nov 7
1957May 4Sep 28Apr 15Oct 12
1956Apr 25Oct 11Apr 21Nov 11
1955Apr 9Oct 25Apr 8Nov 6
1954May 5Oct 20Apr 12Nov 1
1953Apr 22Oct 8Apr 19Nov 5
1952May 3Oct 8Mar 30Oct 21
1951Apr 24Oct 29Mar 27Nov 3

"none" means the station recorded no freeze at that threshold in that half of the year. "no data" means more than 10% of the season's daily readings were missing. Years with no usable data are left out. See the methodology for the rules, and the ZIP lookup for 1991 to 2020 frost probabilities.